flake.lock: Update

Flake lock file updates:

• Updated input 'agenix':
    'github:ryantm/agenix/17090d105af1b9f941109c1e12d6e3a596657f97' (2023-12-20)
  → 'github:ryantm/agenix/d0d4ad5be611da43da04321f49684ad72d705c7e' (2023-12-22)
• Updated input 'llama-cpp':
    'github:ggerganov/llama.cpp/afefa319f1f59b002dfa0d1ef407a2c74bd9770b' (2023-12-21)
  → 'github:ggerganov/llama.cpp/7082d24cec35e9ce9147535a2224dfc67ee0a78c' (2023-12-22)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/bc3575c6cda0c5fc9e322c05d97df6a787066b3e' (2023-12-22)
  → 'github:nixos/nixpkgs/ea8bb2df93b9b8db2619328e690da962eaf99862' (2023-12-22)

Author: philiptaron